z1 The applicable sound mode includes "Dolby Surround" and sound modes that have "+Dolby Surround" in the sound mode name.
z2 The applicable sound mode includes "DTS Neural:X" and sound modes that have "+Neural:X" in the sound mode name.
z3 The applicable sound mode includes "DTS Virtual:X" and sound modes that have "+Virtual:X" in the sound mode name.
z4 Audio is output when "Low Frequency Effects" - "Subwoofer Output" in the menu is set to "LFE + Main". (v p. 196)
z5 A signal for each channel contained in an input signal is output as audio.
z6 Audio is not output when the "Surround Parameter" - "Speaker Virtualizer" in the menu is set to "On" and "Speaker Layout" - "Surround Back" in the menu is set to "1 spkr".